set(CMAKE_SYSTEM_NAME Linux)
set(TOOLCHAIN_PATH /home/hrl/gcc-linaro-7.5.0-2019.12-i686_aarch64-linux-gnu/bin)
set(CMAKE_C_COMPILER ${TOOLCHAIN_PATH}/aarch64-linux-gnu-gcc)
set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PATH}/aarch64-linux-gnu-g++)
